数学季刊 ›› 2012, Vol. 27 ›› Issue (2): 293-300.

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非线性分数微分方程边值问题正解的存在性

  

  1. 1. School of Mathematics, Jiaying University 2. School of Mathematical Science, South China Normal University

  • 收稿日期:2010-12-03 出版日期:2012-06-30 发布日期:2023-03-31
  • 作者简介:SONG Li-mei(1975-), female, native of Meizhou, Guangdong, a lecturer of Jiaying University, engages in ordinary differential equations.
  • 基金资助:
    Supported by the Research Fund for the Doctoral Program of High Education of China(20094407110001); Supported by the NSF of Guangdong Province(10151063101000003)

Existence of Positive Solutions to Boundary Value Problem for a Nonlinear Fractional Differential Equation

  1. 1. School of Mathematics, Jiaying University 2. School of Mathematical Science, South China Normal University

  • Received:2010-12-03 Online:2012-06-30 Published:2023-03-31
  • About author:SONG Li-mei(1975-), female, native of Meizhou, Guangdong, a lecturer of Jiaying University, engages in ordinary differential equations.
  • Supported by:
    Supported by the Research Fund for the Doctoral Program of High Education of China(20094407110001); Supported by the NSF of Guangdong Province(10151063101000003)

摘要: In this paper, we study a Dirichlet-type boundary value problem (BVP) of nonlinear fractional differential equation with an order α∈(3,4], where the fractional derivative Dαo+ is the standard Riemann-Liouville fractional derivative. By constructing the Green function and investigating its properties, we obtain some criteria for the existence of one positive solution and two positive solutions for the above BVP. The Krasnosel’skii fixed-point theorem in cones is used here. We also give an example to illustrate the applicability of our results. 

关键词: fractional differential equation, boundary value problem, positive solution; fractional Green function, fixed-point theorem in cones

Abstract: In this paper, we study a Dirichlet-type boundary value problem (BVP) of nonlinear fractional differential equation with an order α∈(3,4], where the fractional derivative Dαo+ is the standard Riemann-Liouville fractional derivative. By constructing the Green function and investigating its properties, we obtain some criteria for the existence of one positive solution and two positive solutions for the above BVP. The Krasnosel’skii fixed-point theorem in cones is used here. We also give an example to illustrate the applicability of our results. 

Key words: fractional differential equation, boundary value problem, positive solution; fractional Green function, fixed-point theorem in cones

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